1010665 has 8 divisors (see below), whose sum is σ = 1222848. Its totient is φ = 801840.

The previous prime is 1010627. The next prime is 1010671. The reversal of 1010665 is 5660101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1010665 - 2¹¹ = 1008617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (152856).

2^1010665 is an apocalyptic number.

It is an amenable number.

1010665 is a deficient number, since it is larger than the sum of its proper divisors (212183).

1010665 is a wasteful number, since it uses less digits than its factorization.

1010665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1010665 is about 1005.3183575366. The cubic root of 1010665 is about 100.3542436327.

Adding to 1010665 its reverse (5660101), we get a palindrome (6670766).

The spelling of 1010665 in words is "one million, ten thousand, six hundred sixty-five".